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Marquise|Natural|GIA

1.71ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 6561042587

Certificate GIA 6561042587

Diamond specifications and retailer prices

From $14,322 CAD
SGD 13,855 SGD
As of October 31, 2026
Save $13,102 CAD (48%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $27,424 CAD at With Clarity · As of October 30, 2026
View at With Clarity

About this 1.71ct natural marquise diamond

This 1.71ct natural marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561042587. Listed at 13 retailers as of October 30, 2026, with prices from $14,322 to $27,424, a $13,102 spread on the same certified stone. With Clarity lists it at $27,424. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.71
Carat
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.56°
Pavilion angle40.98°
OriginNatural
Grading LabGIA
CertificateGIA 6561042587
Dimensions11.84 × 6.24 × 4.01 mm
L/W Ratio1.90
Culet sizeNone
Top View
11.84 mm6.24 mm1.71 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561042587
Side View
Table 57.0%Crown 38.56°Girdle: MED-THKPavilion 40.98°Culet: NoneDepth 64.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $19,575 CAD|Low: $14,322 CAD|High: $29,428 CAD|Avg: $19,180 CAD|-6.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 31, 2026
Retailer 10$14,322 CAD
Retailer 7$15,300 CAD
Retailer 8$16,053 CAD
Retailer 4$16,500 CAD
Retailer 6$16,608 CAD
Retailer 9$16,721 CAD
Retailer 5$16,811 CAD
Retailer 11$16,915 CAD
Retailer 2$19,390 CAD
Retailer 12$19,530 CAD
Retailer 1$19,575 CAD
Retailer 3$20,122 CAD
With Clarity$27,424 CAD

36 data points across 13 retailers

13 retailers$14,322 CAD to $27,424 CAD

A
Cheapest Retailer
-
$14,322 CAD
SGD 13,855 SGD
B+
Retailer 2
-
$15,300 CAD
SGD 14,801 SGD
View
B+
Retailer 3
-
$16,053 CAD
$11,492 USD
View
B+
Retailer 4
-
$16,500 CAD
$11,812 USD
View
B+
Retailer 5
-
$16,608 CAD
$11,889 USD
View
B+
Retailer 6
-
$16,721 CAD
$11,970 USD
View
B+
Retailer 7
-
$16,811 CAD
£9,476 GBP
View
B+
Retailer 8
-
$16,915 CAD
$12,109 USD
View
B+
Retailer 9
-
$19,390 CAD
$13,881 USD
View
B+
Retailer 10
-
$19,530 CAD
$13,981 USD
View
B+
Retailer 11
-
$19,575 CAD
€13,346 EUR
View
B+
Retailer 12
-
$20,122 CAD
$14,405 USD
View
Most Expensive
B
With Clarity
6561042587 · Oct 30
$27,424 CAD
$19,632 USD
View
12 more retailers have this diamond
Prices start from $14,322 CADSave up to $13,102 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.71ct Marquise
$14,322 CAD